MECs: Build the Cybernetics Lab to enable the construction of the new Mechanized Exoskeletal Cybersuit, or MEC. The new MEC Trooper class has specialized abilities and each suit can be upgraded with new weapons including the flamethrower, grenade launcher and more.

New Weapons and Equipment: Give operatives an extra tactical edge with new projects from the engineering team in the Foundry;

New Enemy Threats: Adopt new tactics to counter the threats from a host of new enemies, including the Mechtoid;

New Strategic Resource: A valuable new alien resource, known as Meld, has been discovered. Secure it on the battlefield and use it carefully back at base to unlock new research and upgrades;

New Tactical Challenges and Maps: Face new tactical challenges, on nearly 50% more maps;

New Multiplayer Maps, Units and Abilities: Create custom squad from a wider array of options and dominate opponents in intense, one-on-one, turn-based matches.

Manufacturer's Description

XCOM: Enemy Within takes the incredible experience from XCOM: Enemy Unknown and adds an array of new abilities, upgrades, and weapons to combat new enemy threats. The expansion also provides players with all-new maps, tactical and strategic gameplay, and multiplayer content. There is no better way to experience XCOM than with the massive amount of new content added in XCOM: Enemy Within. Fans will experience an additional three to four playthroughs on average before encountering all of the new material included in XCOM: Enemy Within, providing nearly limitless replayability.